# N423ML: 2013 Robinson Helicopter R44 II, registration cancelled 2019-09-06

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: September 6, 2019
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Robinson Helicopter R44 II](https://openairdocs.org/model/robinson-helicopter-r44-ii) (registry code 7640122)
- Engine: [Lycoming IO-540-AE1A5](https://openairdocs.org/engine/lycoming-io-540-ae1a5) (registry code 41899)
- Data sheets: [TCDS H11NM](https://openairdocs.org/tcds/H11NM), [TCDS 1E4](https://openairdocs.org/tcds/1E4) (OpenAirDocs)
- Serial number: 13453
- Year built: 2013
- Type of aircraft: Rotorcraft
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: March 8, 2013
- Certificate issued: March 19, 2016
- Last registry action: March 19, 2016
- Mode S code: A507E2
- Owner when cancelled: [Big Blue Corp Inc](https://openairdocs.org/faa-owner/BIG%20BLUE%20CORP%20INC)
- Location: [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas)
- Owner type: Corporation
- Owner's area on the map: 36.1712° N, 115.2093° W: Placed by OpenAirDocs at the center of ZIP code 89107, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N423ML
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=423ML
- Page: https://openairdocs.org/deregistered/N423ML-2019-09-06

From the FAA registry file of October 29, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Robinson Helicopter R44 II: https://openairdocs.org/model/robinson-helicopter-r44-ii.md

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB WPR18LA133](https://openairdocs.org/ntsb/WPR18LA133), Apr 30, 2018: Robinson Helicopter R44 II (N423ML), Borrego Springs, CA, substantial damage. Probable cause: The loss of the helicopter’s drive system for reasons that could not be determined from the available evidence, which led to an autorotation that resulted in a hard landing and rollover on uneven…

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 20180430010689A](https://openairdocs.org/incident/20180430010689A), Apr 30, 2018: Robinson Helicopter Company R44 II (N423ML), Borrego Springs, CA, Destroyed. The pilot had flown three golfers from palm Springs (psp) to the rams hill golf course in Borrego Springs, CA earlier that morning. After dropping off the…

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